138 lines
3.4 KiB
C
138 lines
3.4 KiB
C
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/*
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* Copyright (c) 2012 Mike Massonnet <mmassonnet@xfce.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* See the file COPYING for the full license text.
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <gtk/gtk.h>
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#include "monitor-label.h"
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typedef struct _XnlpMonitorLabelClass XnlpMonitorLabelClass;
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struct _XnlpMonitorLabelClass
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{
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GtkLabelClass parent_class;
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};
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struct _XnlpMonitorLabel
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{
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GtkLabel parent;
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/*<private>*/
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gint count_width;
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gint count_height;
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gint width;
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gint height;
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};
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G_DEFINE_TYPE (XnlpMonitorLabel, xnlp_monitor_label, GTK_TYPE_LABEL)
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static void xnlp_monitor_label_constructed (GObject *object);
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static void cb_label_changed (GObject *object,
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GParamSpec *pspec,
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gpointer user_data);
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static void
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xnlp_monitor_label_class_init (XnlpMonitorLabelClass *klass)
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{
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GObjectClass *class = G_OBJECT_CLASS (klass);
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xnlp_monitor_label_parent_class = g_type_class_peek_parent (klass);
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}
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static void
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xnlp_monitor_label_init (XnlpMonitorLabel *label)
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{
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label->count_width = 0;
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label->count_height = 0;
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label->width = 0;
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label->height = 0;
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g_signal_connect (label, "notify::label", G_CALLBACK (cb_label_changed), NULL);
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}
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static void
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cb_label_changed (GObject *object, GParamSpec *pspec, gpointer user_data)
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{
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XnlpMonitorLabel *label = XNLP_MONITOR_LABEL (object);
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GtkWidget *widget = GTK_WIDGET (object);
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GtkRequisition req;
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gtk_widget_set_size_request (widget, -1, -1);
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gtk_widget_size_request (widget, &req);
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if (req.width >= label->width)
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{
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label->width = req.width;
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label->count_width = 0;
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}
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else if (label->count_width > 10)
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{
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label->width = req.width;
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label->count_width = 0;
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}
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else
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{
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req.width = label->width;
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label->count_width++;
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}
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if (req.height >= label->height)
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{
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label->height = req.height;
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label->count_height = 0;
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}
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else if (label->count_height > 10)
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{
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label->height = req.height;
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label->count_height = 0;
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}
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else
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{
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req.height = label->height;
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label->count_height++;
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}
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gtk_widget_set_size_request (label, req.width, req.height);
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}
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GtkWidget *
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xnlp_monitor_label_new (const gchar *str)
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{
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GtkLabel *label;
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label = g_object_new (XNLP_TYPE_MONITOR_LABEL, NULL);
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if (str && *str)
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gtk_label_set_text (label, str);
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return GTK_WIDGET (label);
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}
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void
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xnlp_monitor_label_reinit_size_request (XnlpMonitorLabel *label)
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{
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label->count_width = 0;
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label->count_height = 0;
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label->width = 0;
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label->height = 0;
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gtk_widget_set_size_request (label, -1, -1);
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}
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